Hill, D.S..
Pests and Diseases of Tropical Crops: Principles and Methods of Control / - 1st ed / - Essex : Longman Group Ltd.. - 175p :
0-582-60614-4
Diseases of Crops
J:4:5192 / M2.1
Pests and Diseases of Tropical Crops: Principles and Methods of Control / - 1st ed / - Essex : Longman Group Ltd.. - 175p :
0-582-60614-4
Diseases of Crops
J:4:5192 / M2.1